ABB
3
48
ABB |
Motors and Generators | Abb AC Servo motors
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
565 VDC BUS
1
2
3
0
TORQUE (Nm)
1
2
3
4
5
6
7
0
0
5
10
15
20
25
30
0
1
2
3
4
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
565 VDC BUS
1
2
3
4
5
0
TORQUE (Nm)
0
10
20
30
40
1
2
3
4
5
6
7
0
0
1
2
3
4
5
6
7
8
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
565 VDC BUS
1
2
3
4
5
0
TORQUE (Nm)
0
10
20
30
40
50
1
2
3
4
5
6
7
0
0
1
2
3
4
5
6
SSBSM50N-275
SSBSM50N-375
SSBSM63N-275
Model number
SSBSM50N-275
SSBSM50N-375
SSBSM63N-275
General
Continuous stall torque
lb-in
7.9
12
13
Nm
0.9
1.3
1.4
Continuous current
amps
1.4
2.4
1.9
Peak torque
lb-in
32
48
52
Nm
3.6
5.4
5.9
Peak current
amps
4.8
8
6.9
Thermal resistance
°C/watt
2.76
1.77
2.08
Thermal time constant
Min
11
19
19
Mechanical time constant
msec
0.35
0.29
0.62
Electrical time constant
msec
2.1
1.8
2.1
Rated speed @ 300 volts
rpm
4000
4000
4000
Rated speed @ 160 volts
rpm
2130
2130
2130
Electrical
Torque constant
lb-in/amp
6.6
6.4
7.47
Nm/amp
0.75
0.72
0.84
Voltage constant
Vpk/krpm
64.34
61.9
72.1
Vrms/krpm
45.5
43.8
51
Resistance
ohms
16
8.5
11.6
Inductance
mH
33.2
16
24.7
Mechanical
Inertia
lb-in-s
2
0.00011
0.00016
0.00034
Kg-cm
2
0.124
0.18
0.384
Maximum speed (1)
rpm
10,000
10,000
10,000
Number of motor poles
—
4
4
4
Weight
lbs/Kg
5.75/2.6
6.5/2.9
8/3.6
SSBSM stainless series performance curves
(1) Maximum speed can be limited by bus volts and feedback types.
Abb AC Servo motors